| All Patents of Type: mill stone dressers |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 1,521X | May 24, 1811 | B. Ridgeway, Jr., C. Woolverton | Machine for dressing mill stones | mill stone dressers |
| 3,690X | May 06, 1823 | L. Norcross | Machine for dressing mill stones | mill stone dressers |
| 3,941 | Mar. 12, 1845 | J.C. Dexter | Millstone Pick | mill stone dressers |
| 30,995 | Dec. 18, 1860 | B.D. Tripp | Device for guiding diamonds for dressing millstones | mill stone dressers |
| 125,403 | Apr. 09, 1872 | J.E. Mitchell | Improvement in tools for turning stone | mill stone dressers |
| CA-13,593 | Oct. 24, 1881 | A.L. Teetor | Perfectionnements aux Machines á Rhabiller Meules | mill stone dressers |
| 1,268,624 | Jun. 04, 1918 | F.E. Riley | Automatic Grindstone Dresser | mill stone dressers |
